The appropriate measure of the social discount rate is the social opportunity cost of borrowed funds (a weighted average of the rates of return on displaced investment, postponed consumption, and incremental foreign funding), which ensures that a proposed policy produces a potential Pareto...

Two comments in this issue of the Journal address our recent article in Volume 2, Issue 2. The fundamental issue with both comments is that they confuse the financial rate of return with the opportunity cost rate of return and therefore advocate for an inappropriate basis on which to calculate...